Inspection Procedure

WARNING: This page is about a different car, the 2008 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

CHECK IMAGE QUALITY SETTING
1. Enter the display adjustment screen by pressing the "DISP" switch.
  
  Fig 1: Diagnostic Tool Display - Day Mode
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Turn the light control switch to the TAIL position.
3. Check if "DAY MODE" on the display is ON.
  OK:
  
  "DAY MODE" is ON.
NG: Go to step 2

OK: TURN "DAY MODE" SETTING OFF

CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)

Enter the "Display Check Mode" (Vehicle Signal Check) (See DISPLAY CHECK MODE ).

Fig 2: Diagnostic Tool Display - Vehicle Signal Check Mode Screen
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Check that the display changes between DIM and BRIGHT according to the light control switch operation.

LIGHT CONTROL SWITCH DISPLAY TABLE

Light Control Switch	Display
TAIL or HEAD	DIM
OFF	BRIGHT

HINT:

The display is updated once per second. It is normal for the display to lag behind the actual switch operation.

NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

OK: REPLACE MULTI-DISPLAY